福建师范大学网络教育学院 大学英语1作业1

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1、大学英语（1）第一次网络作业(三次网络作业的平均成绩占期末考试成绩30%，请大家在认真复习好《大学英语》课本第一册第1-2单元的课文、词汇与短语后完成如下作业；作业一经批改评分，将不能修改；此次作业完成后应交到“在线作业”一栏本次作业界面中；作业必须按最后一页答卷表格格式作答，不要以附件形式缴交)一.阅读：（1）Theworld’spopulationcontinuestogrow.Therenowareabout4billionofusonearth.Thatcouldreach6billionbytheendofthecenturyand11b

2、illioninafurther75years.Expertshavelongbeenconcernedaboutsuchagrowth.Wherewillwefindthefood,water,jobs,houses,schoolandhealthcareforallthesepeople?Amajornewstudyshowsthatthesituationmaybechanging.Alargeandrapiddropintheworld’sbirthratehastakenplaceduringthepast10years.Families

3、generallyaresmallernowthantheywereafewyearsago.Itishappeninginbothdevelopingandindustrialnations.Researcherssaidtheyfoundanumberofreasonsforthis.Moremenandwomenarewaitinglongertogetmarriedandareusingbirthcontroldevicesandmethodstopreventordelaypregnancy.Morewomenaregoingtoscho

4、olorworkingatjobsawayfromhomeinsteadofhavingchildren.Andmoregovernments,especiallyindevelopingnations,nowsupportfamilyplanningprogramstoreducepopulationgrow.Chinaisoneofthenationsthathavemadegreatprogressinreducingitspopulationgrowth.Chinahasalreadycutitsrateofpopulationgrowth

5、byabouthalfsince1970.EachChinesefamilyisnowurgedtohavenomorethanonechild.Andthehopeistoreachazeropopulationgrowthwiththetotalnumberofbirthsequalingthetotalnumberofdeathsbytheyear2000.5SeveralnationsinEuropealreadyhavefewerbirthsthandeaths.Expertssaidthatthesenationscouldfaceas

6、eriousshortageofworkersinthefuture.Andthepersonswhoareworkingcouldfacemuchhighertaxestohelpsupportthegrowingnumberofretiredpeople.1.Theworld’spopulationcouldreach____________.a.6billionin75yearsb.11billionin2075c.11billionbytheendofthiscenturyd.600millionin15years2.Whichofthef

7、ollowingistrue?a.Theworld’sbirthrateishigherthantenyearsago.b.Therehasbeenaslowerpopulationgrowthinthepasttenyears.c.Familiesareaslargeasbefore.d.Birthcontrolhasbeenwellpracticedinallnations.3.Bytheyear2000,thenumberofbirthsandthenumberofdeathsinChinawill_______.a.begreatlydif

8、ferentb.dropagreatdealc.beequald.becomemuchlarger4.Accordingt